Home / 875,858.56-1,208,683.15-488,650.95

Finding the Fourth Proportional to 875,858.56, 1,208,683.15 and 488,650.95

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Solution

The fourth proportional to 875,858.56, 1,208,683.15 and 488,650.95 is: 674,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,858.56 : 1,208,683.15 = 488,650.95 : x
  2. Step 2: Convert to fraction form
    875,858.56/1,208,683.15 = 488,650.95/x
  3. Step 3: Cross multiply
    875,858.56x = 1,208,683.15 × 488,650.95
  4. Step 4: Simplify right side
    875,858.56x = 590,624,164,642.71
  5. Step 5: Solve for x
    x = 590,624,164,642.71/875,858.56
  6. Step 6: Final answer
    x = 674,337.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.